The Hubble Space Telescope (HST), which is running its 25th year in the space currently, spotted a little gem – a planetary nebula, there. The planetary nebula known as “NGC 6818” or “Little Gem Nebula” is an intergalactic cloud of dust, helium, hydrogen and many other ionized gases. It is situated in the constellation of Sagittarius also called “The Archer”, ...
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Delhi to go for Mechanical Cleaning of Roads to Stem Alarming Dust and Air Pollution
Delhi pollution is alarmingly rising above the levels of Beijing and to fight it on a war-footing, the Delhi government has decided to go for mechanical cleaning of roads first and then plant grass on either side of the road. Dust, accounting for 38% of air pollution, is a major concern in the national capital and during winters it reaches ...
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